► Waterproofing & Damp Proofing

Waterproofing & Damp Proofing – Keep the Moisture Out, Always. Moisture ruins more than finishes—it undermines structure. This collection focuses on keeping buildings dry, compliant, and sealed with the right mix of membranes, sealants, and damp-proofing systems. Perfect for subfloors, walls, wet areas, and exterior protection—our waterproofing products are job-site...

Waterproofing & Damp Proofing – Keep the Moisture Out, Always.

Moisture ruins more than finishes—it undermines structure. This collection focuses on keeping buildings dry, compliant, and sealed with the right mix of membranes, sealants, and damp-proofing systems.

Perfect for subfloors, walls, wet areas, and exterior protection—our waterproofing products are job-site ready and weather-tested.

► What’s in This Collection:

► Waterproof Membranes & Sealants
 ‣ Bitumen-based, acrylic, and hybrid membranes for internal & external use

► Damp Course & Flashing Rolls
 ‣ PVC, bitumen-coated & fibre-reinforced damp-proof courses

► Primers & Surface Prep Solutions
 ‣ Substrate bonding agents & anti-fungal treatments

 

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  • Specialist Primer 5L (Pack of 4) | 30608709
    Specialist Primer 5L (Pack of 4) | 30608709
    Bostik Specialist Primer is a two-part epoxy primer and moisture vapour barrier designed for non-porous and difficult substrates where maximum adhesion and moisture protection are critical. Engineered for high-performance flooring and waterproofing systems, it ensures exceptional bond strength, moisture control, and substrate stability under...
    $555.33
    $555.33
  • N49 Primer (Porous Primer For Polyurethanes) 1L | 30608602
    N49 Primer (Porous Primer For Polyurethanes) 1L | 30608602
    Bostik N49 Primer is a fast-drying, solvent-based primer formulated to improve adhesion on porous substrates before applying sealants, adhesives, or waterproofing membranes. Built for professional use, it ensures a strong, reliable bond on surfaces such as concrete, masonry, and timber—essential for long-lasting sealing and...
    $49.44
    $49.44
  • N40 Primer (Non Porous Primer) | 30608603
    N40 Primer (Non Porous Primer) | 30608603
    ► Bostik – N40 Primer (Non Porous Primer) | 30608603 Bostik N40 Primer is a professional-grade solvent-based primer designed for non-porous substrates. Built tough for trade applications, it ensures superior adhesion of Bostik sealants and waterproofing membranes to metals, glass, and glazed surfaces. Trusted...
    $32.00
    $32.00

▼ The Right Seal Saves the Whole Build

Don’t trust just any tube of goo. Our waterproofing range is used by tilers, renderers, and builders across VIC for one reason—it works. We’ve got full systems to help you pass inspection the first time.

► Membranes that flex, sealants that bond
► Supporting residential and commercial builders
► Ox Tools, ITM & professional-grade brands in stock

Frequently Asked Questions

Yes. We stock internal wet-area membranes and wall/floor sealants.

Absolutely. Many products are tile-ready or cladding-compatible.

Yes. Most waterproofing jobs require a primer, and we’ve got several types available.

Brands

Anchor

Anchor
Bare-Co

Bare-Co
Bostik

Bostik
Boston

Boston
Bremick

Bremick
Chemtools

Chemtools
Dy-Mark

Dy-Mark
Finer Power Transmissions

Finer Power Transmissions
Macnaught

Macnaught
Pacer

Pacer
Rally

Rally
Rust-Oleum

Rust-Oleum
Septone

Septone
Sika

Sika
Soudal

Soudal
Ultracolor

Ultracolor
Zinsser

Zinsser